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1. List five nonproprietary Internet applications and the application-layer protocols that they use.
2. What information is used by a process running on one host to identify a process running on another host?
3. List the four broad classes of services that a transport protocol can provide. For each of the service classes, indicate if either UDP or TCP (or both) pro-vides such a service.
4. Why do HTTP, FTP, SMTP, and POP3 run on top of TCP rather than on UDP?
5. Skype uses P2P techniques for two important functions. What are they?
6. For the client-server application over TCP described in Section 2.7, why must the server program be executed before the client program? For the client-server application over UDP described in Section 2.8, why may the client program be executed before the server program?
Label each file name according to the section of the assignment it is written for. Additionally, you may create and / or assume all necessary assumptions needed for the completion of this assignment.
1. a network engineer is preparing an implementation plan of xumuc. she is not certain as to which layer of the cisco
1. implement both encryption and decryption of the vigenere cipher with 26 english letters and 1 space character in
Determine which devices you will use for both the current network diagram infrastructure consisting of firewalls, routers, and workstations as well as the device you need to incorporate. Include the following for each:
What is the difference between a Web server and an application server? What functionality do typical application servers provide?
Given a LAN of 1Gbps/sec, and making 15 requests/sec to a link for 1Mbits/request of object size, what is the LAN utilization?
Write down some projected growth rates for forensics experts and security roles over next five years? Explain which specific positions are in demand in business organizations?
Present and discuss a trend (technology and/or application) in the Internet, that you consider important. Explain the technical aspects as well as the rationale for the importance of the trend.
Digital communication has proved to be very efficient means of transporting speech, music, videos and data over different kinds of media. These media include satellite, microwave, fiber-optic, coaxial and cellular channels.
What was the reason for your piracy act. After reading this article, would you still perform piracy. Be honest. What effect do you think would affect the Saudi society if piracy laws are enforced more to the public
Which protocol was used for the telephone to attempt to register with the PBX? What is the type or name of the message or request that is sent by the telephone to the PBX
Two of the characteristics of an Ethernet 802.3 network are a shared bus and CSMA/CD. Explain in detail how a switch interacts with those characteristics.
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